FedPlanGuard: Planning-Aware Backdoor Detection and Mitigation in Federated and Vertical Split Learning Systems for LLM-Driven Applications. Journal of Advanced Artificial Intelligence Research, [S. l.], v. 5, n. 1, 2026. Disponível em: https://www.jaair.org/index.php/home/article/view/18. Acesso em: 11 jun. 2026.